Table 4 Comparison between adenosine and dipyridamole
Adenosine | Dipyridamole | |
|---|---|---|
Dosage | Intravenous (i.v.) – 140 μg/kg/min | Intravenous – 0,56–0,84 mg/kg |
Duration of action | 30 sec | 30 min |
Time to max. effect | 30–55 sec | 6–16 min |
Advantage | Short action, short-lasting adverse effects | prolonged action allow to assess CFR and wall motion abnormalities during single examination |
Disadvantage | AV conduction delay (including complete heart block), Hyperventilation, hypotension, flushing, headache, | possibility of antidote-resistance prolonged ischemia, hypotension, flushing, headache, hyperventilation, |